The Impact of Different Self-Selected Walking Speeds on Muscle Synergies in Transfemoral Amputees during Transient-State Gait oleh Pouyan Mehryar, Mohammad Shourijeh, Tahmineh Rezaeian, Aminreza Khandan, Neil Messenger, Rory O’Connor, Farzam Farahmand, Abbas Dehghani-Sanij